Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Langham Creek, TX

1 2 3 4 5 6 7 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
281-200 A   903C ONVOY, LLC - TX 560      
281-253 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-345 A HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-415 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-463 A HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-500 A   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
281-500 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-10-30   
281-500 1 HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2024-04-30   
281-500 2   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
281-500 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-10-30   
281-500 4 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
281-500 5 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2024-10-06   
281-500 6 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
281-500 7 HSTNTXGIDS0  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2002-12-01   
281-500 8 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2003-10-01   
281-500 9 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-12-12   
281-550 A HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-638 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-638 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-638 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-638 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-638 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-638 4 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-638 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-638 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2008-09-16   
281-638 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2008-10-06   
281-638 8 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-06-24   
281-638 9 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-09-03   
281-639 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-656 A HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-656 0 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-656 1 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-12-12   
281-656 2 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-656 3 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-656 4 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2004-08-13   
281-656 5 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2008-02-07   
281-656 6 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2009-08-31   
281-656 7 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560   2009-02-15   
281-656 8 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2008-04-02   
281-656 9 HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2009-02-26   
281-705 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-723 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-743 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-743 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-743 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-743 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-743 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-743 4 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-743 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-08-11   
281-743 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2016-06-26   
281-743 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-743 8 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2011-07-15   
281-743 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-770 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-815 A HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-815 0 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-03-28   
281-815 1 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-815 2 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2009-07-02   
281-815 3 HSTNTX01X7X  516C AT&T CORP. 560   2006-06-30   
281-815 4 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2008-07-25   
281-815 5 HSTNTX01X7X  516C AT&T CORP. 560   2009-11-13   
281-815 6 HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-05-19   
281-815 7 HSTNTX01X7X  516C AT&T CORP. 560   2010-04-30   
281-815 8 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2003-10-25   
281-815 9 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-849 A HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-849 0 HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-849 1 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-03-11   
281-849 2 HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-849 3 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-03-11   
281-849 4 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-03-11   
281-849 5 HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-849 6 HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-10-29   
281-849 7 HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-10-29   
281-849 8 HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-11-18   
281-849 9 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-01-28   
281-855 A HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-856 A HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-858 A HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-858 0 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-858 1 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-858 2 HSTATX750MD  829J PAETEC ITEL, LLC 560   2009-09-06   
281-858 3 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-03-28   
281-858 4 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-858 5 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-858 6 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-858 7 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-858 8 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-858 9 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-859 A HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-861 A HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-861 0 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-861 1 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2007-05-02   
281-861 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2007-05-02   
281-861 3 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-12-27   
281-861 4 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2007-02-16   
281-861 5 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2007-02-16   
281-861 6 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-861 7 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-861 8 HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      

1 2 3 4 5 6 7 >>

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.